Columbia Prof Gets $1.5 Million Grant for Ghana Sewage-to-Biofuel Project
June 2nd, 2011 | by Tina Casey
Here in the U.S., we're starting to reap a rich harvest of sustainable resources from our municipal wastewater treatment plants. The current and potential haul includes biogas, biodiesel, bioplastic, reclaimed wastewater for irrigation, and sludge "cake" that can be used as a soil enhancer. Hydrokinetic power is another option, and treatment plants often make ideal locations for
